2．Which of the following is NOT true? A．Bell's exploration and dynamic spirit led to his invention of the telephone. B．Bell invented the first telephone in searching to improve the telegraph. C．Bell was always aimed at improving the quality of everyone's life. D．Bell sent his first telephone message before he got his patent. 3．From the whole passage we can see that Alexander Graham Bell was a(n)________person. A．intelligent B．creative C．brave D．diligent